A 14-year-old boy develops hives after using a new laundry detergent. Which is the most probable cause?
Q1. A 14-year-old boy develops hives after using a new laundry detergent. Which is the most probable cause?
Answer: Allergic reaction to a chemical in the detergent
Explanation: Allergens in detergents trigger immune responses. Allergic reaction to a chemical in the detergent is correct because it matches what the question requires. USAT, HAT and MDCAT analytical sections repeat this pattern.